1011233020312 has 16 divisors (see below), whose sum is σ = 1940156376840. Its totient is φ = 493857986496.

The previous prime is 1011233020289. The next prime is 1011233020313. The reversal of 1011233020312 is 2130203321101.

It is a self number, because there is not a number n which added to its sum of digits gives 1011233020312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011233020313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1469815093 + ... + 1469815780.

Almost surely, 2^{1011233020312} is an apocalyptic number.

It is an amenable number.

1011233020312 is a deficient number, since it is larger than the sum of its proper divisors (928923356528).

1011233020312 is a wasteful number, since it uses less digits than its factorization.

1011233020312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2939630922 (or 2939630918 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1011233020312 its reverse (2130203321101), we get a palindrome (3141436341413).

The spelling of 1011233020312 in words is "one trillion, eleven billion, two hundred thirty-three million, twenty thousand, three hundred twelve".